OT-2026-000090539
Publication integrity record
Foam pad vacuum gripper, four zone face, two stage ejector, pressure sensor per zone, sustained blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000090539) never changes.
Identity and time
| Publication number | OT-2026-000090539 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2f-7492-9247-0357989b8416 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090539 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2bade13436ff688e5e86d7ed05f8d8f56027c333bf76ad7775d08eba7eb82ced |
|---|---|
| Markdown | 14c0fad1d87a068fa120704f16352d7b15c4b036800ca431d440824487e3ccab |
| Publication page | 6ce44a46943983724fc32a22c62938f90c36a7ed5e4e1d626b58ca799c9b822c |
| Manifest | c01092a6840f7240c547ef98a7a0b2ee5097d25252d3d6bc466bcf0b82b34bb2 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | Ue1GoADGaiF9E7icaFcLvhvccJU3/4y4nYefvgP7XkkS5jcFt3oCxlU0ifvV8Hgy4/+AdLDw/uqYRsG0uRLCDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:44:42.657555Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090539observed 6ce44a46943983724fc32a22c62938f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:42.640983Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090539/manifest.jsonobserved c01092a6840f7240c547ef98a7a0b2ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:42.623890Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090539/publication.mdobserved 14c0fad1d87a068fa120704f16352d7b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:42.605958Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090539/publication.txtobserved 2bade13436ff688e5e86d7ed05f8d8f5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|